// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "net/http/http_auth_preferences.h"
#include "base/strings/string_split.h"
#include "net/http/http_auth_filter.h"
#include "net/http/url_security_manager.h"

namespace net {

HttpAuthPreferences::HttpAuthPreferences(
    const std::vector<std::string>& auth_schemes
#if defined(OS_POSIX) && !defined(OS_ANDROID)
    ,
    const std::string& gssapi_library_name
#endif
    )
    : auth_schemes_(auth_schemes.begin(), auth_schemes.end())
    , negotiate_disable_cname_lookup_(false)
    , negotiate_enable_port_(false)
    ,
#if defined(OS_POSIX) && !defined(OS_ANDROID)
    gssapi_library_name_(gssapi_library_name)
    ,
#endif
    security_manager_(URLSecurityManager::Create())
{
}

HttpAuthPreferences::~HttpAuthPreferences() { }

bool HttpAuthPreferences::IsSupportedScheme(const std::string& scheme) const
{
    return auth_schemes_.count(scheme) == 1;
}

bool HttpAuthPreferences::NegotiateDisableCnameLookup() const
{
    return negotiate_disable_cname_lookup_;
}

bool HttpAuthPreferences::NegotiateEnablePort() const
{
    return negotiate_enable_port_;
}

#if defined(OS_ANDROID)
std::string HttpAuthPreferences::AuthAndroidNegotiateAccountType() const
{
    return auth_android_negotiate_account_type_;
}
#endif
#if defined(OS_POSIX) && !defined(OS_ANDROID)
std::string HttpAuthPreferences::GssapiLibraryName() const
{
    return gssapi_library_name_;
}
#endif

bool HttpAuthPreferences::CanUseDefaultCredentials(
    const GURL& auth_origin) const
{
    return security_manager_->CanUseDefaultCredentials(auth_origin);
}

bool HttpAuthPreferences::CanDelegate(const GURL& auth_origin) const
{
    return security_manager_->CanDelegate(auth_origin);
}

void HttpAuthPreferences::set_server_whitelist(
    const std::string& server_whitelist)
{
    if (server_whitelist.empty()) {
        security_manager_->SetDefaultWhitelist(std::unique_ptr<HttpAuthFilter>());
    } else {
        security_manager_->SetDefaultWhitelist(std::unique_ptr<HttpAuthFilter>(
            new net::HttpAuthFilterWhitelist(server_whitelist)));
    }
}

void HttpAuthPreferences::set_delegate_whitelist(
    const std::string& delegate_whitelist)
{
    if (delegate_whitelist.empty()) {
        security_manager_->SetDelegateWhitelist(std::unique_ptr<HttpAuthFilter>());
    } else {
        security_manager_->SetDelegateWhitelist(std::unique_ptr<HttpAuthFilter>(
            new net::HttpAuthFilterWhitelist(delegate_whitelist)));
    }
}

} // namespace net
